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installer.exe

FIRSERIA, S.L.

The setup program uses the Firseria/Solimba AppInstaller (DownloadMR) which is a monetization download manager that bundles additional adware offers, typically by wrapping legitimate applications. The application installer.exe, “Installer Application” by FIRSERIA, S.L has been detected as adware by 7 anti-malware scanners. The program is a setup application that uses the Solimba DownloadMR installer. The installer uses the Solimba download manager to push adware offers during the download and setup process. Bundled adware includes search and shopping web browser toolbars.
Publisher:
Firseria  (signed by FIRSERIA, S.L.)

Description:
Installer Application

Version:
1, 0, 0, 1

MD5:
0e70c230d5ea64798e86f5e725c6e9f7

SHA-1:
6c99ec7ab5489b4a6d72af42fd25a3eb40d112fc

SHA-256:
9992f1cb010d50e0310f2565f0cae8f4b8718964499d7c1839add2d5e1056046

Scanner detections:
7 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/24/2024 9:38:10 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
TR/Dropper.Gen
7.11.98.18

avast!
MSIL:Crypt-KA [PUP]
2014.9-131126

Boost by Reason
Optional.FIRSERIASL.J
188838

ESET NOD32
MSIL/Solimba.AB
7.8724

Malwarebytes
PUP.Optional.Solimba.mr
v2013.11.26.01

Reason Heuristics
PUP.Installer.FIRSERIASL.J
14.8.15.15

VIPRE Antivirus
DownloadMR
20856

File size:
193.3 KB (197,944 bytes)

Product version:
1, 0, 0, 1

Copyright:
Copyright (C) 2013

Original file name:
installer.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\installer.exe

Digital Signature
Signed by:
FIRSERIA, S.L.

Authority:
Thawte, Inc.

Valid from:
7/23/2013 5:00:00 PM

Valid to:
7/24/2014 4:59:59 PM

Subject:
CN="FIRSERIA, S.L.", OU=IT, O="FIRSERIA, S.L.", L=Badalona, S=Barcelona, C=ES

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
73C4780FAC0CD497B0778732FB8AF673

File PE Metadata
Compilation timestamp:
8/20/2013 3:54:32 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:IBoVZJ+5RlPM3rdS0v9QFJtbP1QGNJH7H8+yvX/q0ANX1W1GzIP:s2KM7dlv9Qx73H78pvvjSk0I

Entry address:
0x74E80

Entry point:
60, BE, 00, B0, 44, 00, 8D, BE, 00, 60, FB, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Entropy:
7.7970

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
172 KB (176,128 bytes)

The file installer.exe has been seen being distributed by the following URL.

http://dl.hzdmr.com/n/3.0.18.1/.../WinZip.exe

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